A student investigates electromagnetic induction. She moves the N pole of a magnet quickly towards a coil of wire. There is a reading on the sensitive voltmeter.
What can she do to get a greater reading on the sensitive voltmeter?
1 )
Hold the bar magnet stationary inside the coil.
2 )
Move the bar magnet slowly away from the coil.
3 )
Use a coil of wire with fewer turns on it.
Use a stronger bar magnet.
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!
پرسش و پاسخ های مشابه
سوال کنید یا به سوالات دیگران پاسخ دهید ...